The fall of the Berlin Wall 20 years ago marked a triumph of the U.S. strategy of containment. But U.S. policymakers have been struggling to establish new guidelines for confronting the world’s compl…

CFR’s Stewart M. Patrick previews major summits in the coming year.

President Obama’s weeklong visit to three African countries should reinforce trade and political ties and address some sentiments that the continent has been overlooked by the White House, writes CFR…

The NYPD’s new "Domain Awareness System" raises familiar questions about privacy and transparency that are likely to spark a debate at multiple levels of government, writes CFR’s Matthew Waxman.